Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #0: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.
A micro earthquake occurred at 6:30:30 PM (PST) on Tuesday, November 4, 2025.
The magnitude 2.4 event occurred 9 km (5 miles) SW of Tamalpais-Homestead Valley, CA.
The hypocentral depth is 2 km ( 1 mile).
| Magnitude | 2.4 - duration magnitude (Md) |
| Time | Tuesday, November 4, 2025 at 6:30:30 PM (PST) Wednesday, November 5, 2025 at 2:30:30 (UTC) |
| Distance from |
Tamalpais-Homestead Valley, CA - 9 km (5 miles) SW (215 degrees) Marin City, CA - 9 km (6 miles) SW (231 degrees) Mill Valley, CA - 11 km (7 miles) SSW (202 degrees) Sausalito, CA - 11 km (7 miles) WSW (242 degrees) Strawberry, CA - 12 km (7 miles) SW (219 degrees) |
| Coordinates | 37 deg. 48.9 min. N (37.815N), 122 deg. 35.5 min. W (122.592W) |
| Depth | 2.11 km (1.30 miles) |
| Quality | Poor |
| Location Quality Parameters | Nst=6, Nph=6, Dmin=34.6 km, Rmss=0.14 sec, Erho=2.93 km, Erzz=11.9099998 km, Gp=216 degrees |
| Event ID# | nc75259306 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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